A randomized 25 question test from a pool of 761 questions, good luck!
Which of the signalling methods below best represent the one used by Foundation fieldbus H1 for transmission?
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to request the coils ON/OFF status of inputs # 10197 to 10218 from a slave device?
There are several duties done by each layer within the a typical DCS. Which of the levels below is where the basic process control is performed?
The addition of BCC to the message frame increases the efficiency of detecting errors in transmissions. which one of the error check systems based on a mathematical expression and is available to be used on data frames too large for any other method of error checking?
Message frames are the result of organizing network messages so that the transmission of between network points is one block. Which of the answers below shows a simplified message frame components in the correct order?
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to write the contents of a coil to the slave device?
All the wired network components interact with ISO layers. Which of the answers below reflects the ISO layers that the bridge interacts with?
Which component of a wired Ethernet network has provisions for interfacing with the OSI model physical and data link layer?
The standard recommended by ISA-18.2 is for 3-4 priority level alarms to be used. Which of the alarm priority levels below can best be described as the highest level alarm, demanding prompt operator action?
There are an assortment of numbers on the typical protocol header. Which of the answers below denotes the header number that identifies the systems application/service for receiving or transmitting data?
The biggest register that Modbus supports is 16-bit. Which of the terms below is used for the process to support 32-bit data?
Which answer below best represents the number of trunk connections in a standard H1 transmission system junction box with 6 connections available?
Which of the answers below best represents the second bit sent in a RS-232 asynchronous frame?
A typical HMI has several subsystems attached to it. Which of the subsystems below would be involved in the manipulation process control inputs?
Choose the best answer that represents the bit rate of a 14400 baud rate.
There are several types of converters. Which one of the answers below is best known as a "Gateway"?
Over the lifetime of a HMI, there will be changes to it's software form the supplier. Which of the terms below would best describe the red number in the picture below?
Software for programming or configuration is an integral part of any HMI. Which of the interfaces below can be best described as allowing the creation of new projects?
There are numerous function block modes which are permitted. Which of the modes below is best described as the mode the function block desires to be in?
There are several layers in the DCS architecture. Which of the levels below would have direct control over the accounting system?
Which of the antenna below can be best described as "omnidirectional"?
There are several stages in the alarm lifecycle. Which of these stages is the alarm philosophy involved in evaluating changes to the alarm system?
Which of the lengths below relates best to a spur cable with 1 field device connected?
In the protocol specifications of Modbus, there are 5 and 6 digit addresses, each address starting with a specific number for the register type. Which number below starts the input registers addresses?
A typical HMI has several subsystems attached to it. Which of the subsystems below would be involved in visual indications of data?